International Socialist Organization Members' Toolkit
(Updated February 2012; this version current Jan. 1, 2018).
From the website of the International Socialist Organization (est. 1978), this includes details on becoming a member, organizing branches (primary party unit of the group), an outline of the organizational structure and details of official organs, dues details, the party constitution, and a reading list.
This document supercedes the ISO Members' Handbook, the 4th edition of which was published in 2002.